News tagged with savings

Virtual models to make cities greener

Making a city or district energy smart is, first and foremost, an exercise in good planning. However, such green planning tools are still in their infancy. The trouble is that every city is different, every ...

32 minutes ago
not rated yet 0

New solar-cell design based on dots and wires

Using exotic particles called quantum dots as the basis for a photovoltaic cell is not a new idea, but attempts to make such devices have not yet achieved sufficiently high efficiency in converting sunlight ...

Mar 25, 2013
5 / 5 (4) 1 | with audio podcast

MASSIVE advances in aerodynamics

Engineers are closer to understanding, and therefore manipulating, invisible aerodynamic drag forces, that cause an estimated 50 per cent of transportation fuel to be lost before we can use it.

Aug 30, 2012
4.4 / 5 (18) 18 | with audio podcast